38968843 has 2 divisors, whose sum is σ = 38968844. Its totient is φ = 38968842.

The previous prime is 38968801. The next prime is 38968859. The reversal of 38968843 is 34886983.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38968843 is a prime.

It is not a weakly prime, because it can be changed into another prime (38968873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19484421 + 19484422.

It is an arithmetic number, because the mean of its divisors is an integer number (19484422).

Almost surely, 2^38968843 is an apocalyptic number.

38968843 is a deficient number, since it is larger than the sum of its proper divisors (1).

38968843 is an equidigital number, since it uses as much as digits as its factorization.

38968843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 995328, while the sum is 49.

The square root of 38968843 is about 6242.5029435315. The cubic root of 38968843 is about 339.0308125710.

The spelling of 38968843 in words is "thirty-eight million, nine hundred sixty-eight thousand, eight hundred forty-three".